| Value | Category | Cases | |
|---|---|---|---|
| 0 | nr | 0 |
0%
|
| 1 | at least once a day | 526 |
17.9%
|
| 2 | at least once a week | 1357 |
46.3%
|
| 3 | least often than once a week | 947 |
32.3%
|
| 4 | never | 100 |
3.4%
|
| 9 | not application | 0 |
0%
|
| 10 | 1 |
0%
|
|
| Sysmiss | 69 |